The variations of heritability as a function of parental age.
D000375:Aging; D000818:Animals; D002417:Cattle; D003878:Dermatoglyphics; D004331:Drosophila melanogaster / Q000235:genetics; D005260:Female; D005399:Fishes / Q000235:genetics; D014644:Genetic Variation; D005823:Genetics; D005838:Genotype; D006801:Humans; D007774:Lactation; D008423:Maternal Age; D008892:Milk / Q000032:analysis; D010331:Paternal Age; D010641:Phenotype; D011247:Pregnancy; D014197:Trees; D014427:Twins